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$rel = trim($rel); Final work on PCB Added hard sync to schematic, laid out PCB with on-board antenna Class 2 Bluetooth Module without antenna Low-Power Long Range Transceiver Module Low Power Long Range Transceiver Module rf module lora lorawan Multiprotocol radio SoC module https://www.raytac.com/download/index.php?index_id=43 wireless 2.4 GHz Wi-Fi and Bluetooth combo chip https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf Single 2.4 GHz Wi-Fi and Bluetooth module Single 2.4 GHz Wi-Fi and Bluetooth module Single 2.4 GHz Wi-Fi and Bluetooth module, https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf NINA-B111 LGA module 42 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-qfn/05081875_0_UHE42.pdf), generated with kicad-footprint-generator Resistor SMD 2816 (7142 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size from: https://www.vishay.com/docs/40182/tmch.pdf), generated with kicad-footprint-generator Harwin Female Vertical Surface Mount Tactile Switch Ultra-small-sized Tactile Switch for High-Density Packaging Surface Mount Single Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-89010xx, 10 Pins per row (https://www.hirose.com/product/en/products/FH12/FH12-24S-0.5SH(55)/), generated with kicad-footprint-generator JST XH series connector, S6B-EH (http://www.jst-mfg.com/product/pdf/eng/eEH.pdf), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55932-0930, 9 Pins (https://www.molex.com/pdm_docs/sd/009652028_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 32 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/doc0015.pdf), generated with kicad-footprint-generator JST VH series connector, S7B-XH-A (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 38 Pin (JEDEC MO-153 Var CA https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator Molex Pico-Clasp series connector, S16B-PUDSS-1 (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55932-1430, 14 Pins (https://www.molex.com/pdm_docs/sd/026604020_sd.pdf), generated with kicad-footprint-generator Molex LSHM 0.50 mm Razor Beam High-Speed Hermaphroditic Terminal/Socket Strip, LSHM-105-xx.x-x-DV-N, 5 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator connector JST XH series connector, 502443-0870 (http://www.molex.com/pdm_docs/sd/5024430270_sd.pdf), generated with kicad-footprint-generator JST ZE series connector, 502386-1570 (http://www.molex.com/pdm_docs/sd/5023860270_sd.pdf), generated with kicad-footprint-generator Hirose DF12C SMD, DF12C3.0-60DS-0.5V, 60 Pins (http://www.molex.com/pdm_docs/sd/547220804_sd.pdf), generated with kicad-footprint-generator JST GH top entry Molex Mini-Fit Sr. Power Connectors, old mpn/engineering number: 1-770874-x, 2 Pins per row (http://www.molex.com/pdm_docs/sd/460071105_sd.pdf), generated with kicad-footprint-generator JST VH series connector, 14110213010xxx (https://b2b.harting.com/files/download/PRD/PDF_TS/1411XX13010XXX_100228421DRW063C.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole PLCC, 52 pins, surface mount PLCC, 84 Pin (http://www.microsemi.com/index.php?option=com_docman&task=doc_download&gid=131095), generated with kicad-footprint-generator Molex Panelmate series connector, 501331-1307 (http://www.molex.com/pdm_docs/sd/5013310207_sd.pdf), generated with kicad-footprint-generator Molex LY 20 series connector, B10B-ZESK-D (http://www.jst-mfg.com/product/pdf/eng/eZE.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py VQFN, 20 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/40001800C.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 5 times 0.1 mm² wires, basic insulation, conductor diameter 1.25mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-xV 1.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times 0.25 mm² wires, basic insulation, conductor diameter.

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